National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Witham Field Airport (KSUA)

Lat: 27.18°NLon: 80.23°WElev: 13ft.

Fair

79°F

26°C

Humidity 94%
Wind Speed SW 5 mph
Barometer 30.00 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 17 Jun 2:15 am EDT
Extended Forecast for

3 Miles SE Port St. Lucie-River Park FL

  • Overnight

    Overnight: Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 10 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 97. Heat index values as high as 107. South southwest wind 5 to 10 mph.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 94. Heat index values as high as 107. Light south wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 77. South southeast wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Showers and thunderstorms likely after 2pm. Mostly sunny and hot, with a high near 97. Light south southwest wind becoming south southeast 5 to 10 mph in the morning. Chance of precipitation is 70%.

    High: 97 °F

    Mostly Sunny
    then T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 76. South southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 76 °F

    T-storms
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms, mainly after 2pm. High near 93. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 80%.

    High: 93 °F

    Chance
    T-storms then
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms, mainly before 8pm. Low around 75. South wind around 5 mph becoming calm. Chance of precipitation is 80%.

    Low: 75 °F

    T-storms then
    Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 74. Calm wind.
Wednesday
A 10 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 97. Heat index values as high as 107. South southwest wind 5 to 10 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 94. Heat index values as high as 107. Light south wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 77. South southeast wind around 5 mph becoming calm in the evening.
Juneteenth
Showers and thunderstorms likely after 2pm. Mostly sunny and hot, with a high near 97. Light south southwest wind becoming south southeast 5 to 10 mph in the morning. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 76. South southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms, mainly after 2pm. High near 93. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms, mainly before 8pm. Low around 75. South wind around 5 mph becoming calm. Chance of precipitation is 80%.
Sunday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 91. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming east southeast around 5 mph in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming east southeast around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Port St. Lucie-River Park FL
 27.29°N 80.31°W (Elev. 3 ft)
Last Update:
2:29 am EDT Jun 17, 2026
Forecast Valid:
2am EDT Jun 17, 2026-6pm EDT Jun 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation